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Cheap flights from Bilbao to Kolkata from ₹ 70,301

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/3. Fares are subject to change and may not be available on all flights or dates of travel.
BIO — CCU
17 Dec — 24 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Bilbao to Kolkata

Discover tips and strategies to find the most affordable flight options for your journey from Bilbao (BIO) to Kolkata (CCU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 November 2025.

Round-trip from

₹ 70,301
KLM
  • KLM
  • 19/3-23/3
  • 4 total stops
  • 66h 40m total
  • Bilbao to Kolkata
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Best flights from Bilbao to Kolkata
Discover carefully curated flight deals from Bilbao to Kolkata that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 November 2025.

Thu 19/311:55BIO - CCU
2 stops40h 30mKLM
Mon 23/318:30CCU - BIO
2 stops32h 45mKLM
Deal found 15/11₹ 70,301
Thu 19/321:35BIO - CCU
2 stops47h 50mQatar Airways
Sun 22/303:25CCU - BIO
2 stops19h 20mQatar Airways
Deal found 15/11₹ 94,681

Cheapflights Fare Finder

 
Customise your flight search to find flights from Bilbao to Kolkata that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 17 November 2025.
Use the filters below to find and compare flights from Bilbao to Kolkata that are best for you.

Fly from

Bilbao

Fly to

Kolkata

Route

Depart

Return

Price

BilbaoKolkata

BIO - CCU

BIOCCU

Bilbao

Thu 19/3

11:55-08:55

2 stops40h 30m

Kolkata Netaji S. Chandra

Mon 23/3

18:30-22:45

2 stops32h 45m

₹ 70,301

BilbaoKolkata

BIO - CCU

BIOCCU

Bilbao

Thu 19/3

21:35-01:55

2 stops47h 50m

Kolkata Netaji S. Chandra

Sun 22/3

03:25-18:15

2 stops19h 20m

₹ 94,681

Flights are sorted by cheapest return flights first.

Deals found on 15/11

Best time to book a flight from Bilbao to Kolkata

Have a flexible travel schedule? Discover the best time to fly to Kolkata from Bilbao with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Bilbao to Kolkata. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Bilbao to Kolkata?

    There are many flights that can get you from Bilbao to Kolkata in 40h 30m. Fly via KLM or Qatar Airways to get the fastest option. Bilbao and Kolkata are separated by a distance of 8404 km. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Bilbao to Kolkata that include hotel bookings?

    Yes. In addition to deals on Bilbao to Kolkata flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Bilbao to Kolkata?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bilbao to Kolkata.

  • Can I find deals for business class flights from Bilbao to Kolkata?

    Yes. Cheapflights offers flight deals from Bilbao to Kolkata by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Complete your trip

Complete your trip to Kolkata by adding a car rental and/or hotel reservation to your travel itinerary.
Kolkata car hire
Kolkata Netaji S. Chandra Airport car hire

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How does Cheapflights help users find flights from Bilbao to Kolkata?

Cheapflights makes it easy to find Bilbao to Kolkata flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Bilbao to Kolkata?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Bilbao to Kolkata.

Can Cheapflights find flights from Bilbao to Kolkata with no change fees?

Certainly. Search results for flights to Kolkata from Bilbao shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Bilbao to Kolkata become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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